'Jackknife.bas grids the data set n times, leaving one of the data points out ' each time. Also known as cross-validation. TB - …
SURF 源代码
探索SURF技术的精髓,掌握高效图像处理与特征提取的关键。SURF(加速稳健特征)算法以其出色的旋转、尺度不变性及抗噪能力,在计算机视觉、机器人导航、增强现实等领域展现出卓越性能。无论是进行目标识别还是场景重建,SURF都是不可或缺的技术工具。本页面汇集了11个精选资源,从基础理…
Sub Main Debug.Print "----- ";Time;" -----" On Error GoTo createnew Set Surf = GetObject(, "Surfer.Application") On Err…
'OverlayMapScaleLimits.bas overlays all maps in the current window ' keeping the scale, limits, and position of the selected map.…
%例24-4 三维表面图 %Ex24-4 surf close all clear [X,Y] = meshgrid(-3:.5:3); Z = 2*X.^2-3*Y.^2; subplot(2,2,1) mesh(X,Y,Z) title('…
%例25-1 RGB真彩真彩着色 %Ex25-1 RGB coloring clear close all [x,y]=meshgrid(-1:0.2:1); z=x.^2+cos(y*pi); [m,n]=size(z); c=rand(m,n…
%例25-8 光照方法 %Ex25-8 Lighting Method clear close all [x,y]=meshgrid(-1:0.2:1); z=sin(x*pi)+cos(y*pi); subplot(2,2,1) surf(x,…
%例25-7 光源对象 %Ex25-7 Light Object clear clc [x,y]=meshgrid(-1:0.1:1); z=sin(x*pi)+cos(y*pi); subplot(2,2,1) surf(x,y,z) tit…
%例25-6 shading模式 %Ex25-6 Shading mode clear close all [x,y]=meshgrid(-3:0.5:3); z=x.*y+sin(x*pi)+cos(y*pi); subplot(2,2,1) …
例8-13 使用surf函数绘制三维表面图形。 >> % 该程序用于绘制三维表面表面图形 >> x=[2 4 6 8 10 12 14 16 18 20]; >> y=[1 2 3 4 5 6 7 8 9 10]; >> z=x'*y >> s…
[x,y]=meshgrid(-8:0.5:8); z=sin(sqrt(x.^2+y.^2))./sqrt(x.^2+y.^2+eps); subplot(2,2,1); mesh(x,y,z); title('mesh(x,y,z)') subp…